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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* Programmer: Quincey Koziol <koziol@ncsa.uiuc.edu>
* Thursday, April 19, 2005
*
* Purpose: B+ tree testing functions.
*/
#define H5BP_PACKAGE /*suppress error about including H5BPpkg */
#define H5BP_TESTING /*suppress warning about H5BP testing funcs*/
/* Private headers */
#include "H5private.h" /* Generic Functions */
#include "H5BPpkg.h" /* B+ trees */
#include "H5Eprivate.h" /* Error handling */
#include "H5MMprivate.h" /* Memory management */
/* Static Prototypes */
static void *H5BP_test_copy(const void *rec);
static herr_t H5BP_test_compare(const void *rec1, const void *rec2);
static herr_t H5BP_test_raw_len(const H5F_t *f, const void *record, size_t *len);
static herr_t H5BP_test_encode(const H5F_t *f, const uint8_t *native,
uint8_t *raw, size_t *rec_len);
static void *H5BP_test_decode(const H5F_t *f, H5MP_pool_t *pool,
const uint8_t *raw, size_t rec_len);
static herr_t H5BP_test_debug(FILE *stream, const H5F_t *f, hid_t dxpl_id,
int indent, int fwidth, const void *record, const void *_udata);
/* Package variables */
const H5BP_class_t H5BP_TEST[1]={{ /* B+ tree class information */
H5BP_TEST_ID, /* Type of B+ tree */
H5BP_test_copy, /* Record copy callback */
H5BP_test_compare, /* Record comparison callback */
H5BP_test_raw_len, /* Record 'raw len' callback */
H5BP_test_encode, /* Record encoding callback */
H5BP_test_decode, /* Record decoding callback */
H5BP_test_debug /* Record debugging callback */
}};
/*-------------------------------------------------------------------------
* Function: H5BP_test_copy
*
* Purpose: Copy native information record
*
* Return: Pointer to new record on success, NULL on failure
*
* Programmer: Quincey Koziol
* Monday, April 25, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void *
H5BP_test_copy(const void *rec)
{
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_copy)
/* Copy record */
FUNC_LEAVE_NOAPI(HDstrdup(rec));
} /* H5BP_test_copy() */
/*-------------------------------------------------------------------------
* Function: H5BP_test_compare
*
* Purpose: Compare two native information records, according to some key
*
* Return: <0 if rec1 < rec2
* =0 if rec1 == rec2
* >0 if rec1 > rec2
*
* Programmer: Quincey Koziol
* Tuesday, April 19, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static herr_t
H5BP_test_compare(const void *rec1, const void *rec2)
{
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_compare)
FUNC_LEAVE_NOAPI(HDstrcmp(*(const char **)rec1, *(const char **)rec2));
} /* H5BP_test_compare() */
/*-------------------------------------------------------------------------
* Function: H5BP_test_raw_len
*
* Purpose: Determine the length of the raw form of a record
*
* Return: <0 if rec1 < rec2
* =0 if rec1 == rec2
* >0 if rec1 > rec2
*
* Programmer: Quincey Koziol
* Tuesday, April 19, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static herr_t
H5BP_test_raw_len(const H5F_t UNUSED *f, const void *record, size_t *len)
{
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_raw_len)
*len = HDstrlen((const char *)record);
FUNC_LEAVE_NOAPI(SUCCEED);
} /* H5BP_test_raw_len() */
/*-------------------------------------------------------------------------
* Function: H5BP_test_encode
*
* Purpose: Encode native information into raw form for storing on disk
*
* Return: Success: non-negative
*
* Failure: negative
*
* Programmer: Quincey Koziol
* Tuesday, April 19, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static herr_t
H5BP_test_encode(const H5F_t *f, const uint8_t *native, uint8_t *raw, size_t *rec_len)
{
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_encode)
/* Sanity check */
HDassert(f);
HDassert(native);
HDassert(raw);
HDassert(rec_len);
/* Get the record length */
*rec_len = HDstrlen((const char *)native);
/* "Encode" the record */
HDmemcpy(raw, native, *rec_len);
FUNC_LEAVE_NOAPI(SUCCEED);
} /* H5BP_test_encode() */
/*-------------------------------------------------------------------------
* Function: H5BP_test_decode
*
* Purpose: Decode raw disk form of record into native form
*
* Return: Success: non-negative
*
* Failure: negative
*
* Programmer: Quincey Koziol
* Tuesday, April 19, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static void *
H5BP_test_decode(const H5F_t *f, H5MP_pool_t *pool, const uint8_t *raw, size_t rec_len)
{
void *ret_value; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5BP_test_decode)
/* Sanity check */
HDassert(f);
HDassert(pool);
HDassert(raw);
HDassert(rec_len > 0);
/* Allocate space for the record */
if((ret_value = H5MP_malloc(pool, rec_len + 1)) == NULL)
HGOTO_ERROR(H5E_BTREE, H5E_NOSPACE, NULL, "Can't allocate space for record")
/* "Decode" the record */
HDmemcpy(ret_value, raw, rec_len);
*((unsigned char *)ret_value + rec_len) = '\0';
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* H5BP_test_decode() */
/*-------------------------------------------------------------------------
* Function: H5BP_test_debug
*
* Purpose: Debug native form of record
*
* Return: Success: non-negative
*
* Failure: negative
*
* Programmer: Quincey Koziol
* Tuesday, April 19, 2005
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static herr_t
H5BP_test_debug(FILE *stream, const H5F_t UNUSED *f, hid_t UNUSED dxpl_id, int indent, int fwidth,
const void *record, const void UNUSED *_udata)
{
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5BP_test_debug)
HDassert (record);
HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth, "Record:",
*(const char *)record);
FUNC_LEAVE_NOAPI(SUCCEED);
} /* H5BP_test_debug() */
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